Home / 3,498,639.14-4,827,972.84-1,949,818.40

Finding the Fourth Proportional to 3,498,639.14, 4,827,972.84 and 1,949,818.40

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Solution

The fourth proportional to 3,498,639.14, 4,827,972.84 and 1,949,818.40 is: 2,690,666.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498,639.14 : 4,827,972.84 = 1,949,818.40 : x
  2. Step 2: Convert to fraction form
    3,498,639.14/4,827,972.84 = 1,949,818.40/x
  3. Step 3: Cross multiply
    3,498,639.14x = 4,827,972.84 × 1,949,818.40
  4. Step 4: Simplify right side
    3,498,639.14x = 9,413,670,278,132.26
  5. Step 5: Solve for x
    x = 9,413,670,278,132.26/3,498,639.14
  6. Step 6: Final answer
    x = 2,690,666.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.